LexDanaLexDanabeta
Inventor

Tetsuaki Kon

Inventor
Kokubunji, JP

Overview

3→
Patents
1988–2021
Patent span
Physics
Primary field (CPC G)

Patents· 3 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G01Jprimary
G01JMeasurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet light50%
G02BOptical elements, systems or apparatus25%
H10NElectric solid-state devices not otherwise provided for25%
PatentTitleYear
10,955,644Zoom optical system, image pickup optical system, and image pickup apparatus using the same20214,851,682'Pyroelectric infrared sensor'19894,792,682'Pyroelectric infrared temperature compensated detector'1988

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1988Patents assigned to KUREHA KAQAKA KOQYO KABUSHIKI (1)· patent assignee history
1988Based in Fukushima, JP· patent location history
1989Patents assigned to KUREHA CHEMICAL IND CO LTD (1)· patent assignee history
1989Based in Iwaki, JP· patent location history
2021Patents assigned to OLYMPUS CORP (1)· patent assignee history
2021Based in Kokubunji, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KUREHA CHEMICAL IND CO LTD11989
KUREHA KAQAKA KOQYO KABUSHIKI11988
OLYMPUS CORP12021
Locations
LocationPatentsSpan
Kokubunji, JP12021
Iwaki, JP11989
Fukushima, JP11988